Steven C. Hayes, Ph.D., is a professor of psychology at the University of Nevada, Reno, and the author of books including Acceptance and Commitment Therapy and Relational Frame Therapy.
Spencer Smith is a freelance writer and editor based in Santa Rosa, California.
Paul Boehmer is a seasoned actor who has appeared on Broadway, film, and television, including The Thomas Crown Affair and All My Children. Coinciding with another of his passions, sci-fi, Paul has been cast in various roles in many episodes of Star Trek.